The Voiceand The X Factor have concluded their respective seasons with righteous wins by Tessanne Chin and Alex & Sierra — so how come the former finished on an epic glory note, while the latter show left us with ear-piercing microphone feedback? READ MORE & WATCH VIDEO

NBC’s The Sing-Off on Wednesday night drew 5.4 million total viewers and a 1.6 demo rating, down about 10 percent week-to-week yet besting The X Factor‘s Season 3 performance finale, which with 5 mil and a 1.3 was down …READ MORE